# Question: The following table shows the number of students who earned

The following table shows the number of students who earned an A, B, C, and D grade in a business statistics class along with their year in their program.

a. What percentage of students in this class are juniors?

b. What percentage of students in this class earned a B grade?

c. What percentage of students in this class were sophomores and earned a B grade?

d. What percentage of students in this class were juniors or earned an A grade?

e. What percentage of students in this class earned a C grade, given they were sophomores?

f. What percentage of students in this class were sophomores, given they earned a C grade?

g. Do course grade and year in the program appear to be independent or dependent? Define Event A as earning an A grade and Event B as a student in his or her sophomore year.

a. What percentage of students in this class are juniors?

b. What percentage of students in this class earned a B grade?

c. What percentage of students in this class were sophomores and earned a B grade?

d. What percentage of students in this class were juniors or earned an A grade?

e. What percentage of students in this class earned a C grade, given they were sophomores?

f. What percentage of students in this class were sophomores, given they earned a C grade?

g. Do course grade and year in the program appear to be independent or dependent? Define Event A as earning an A grade and Event B as a student in his or her sophomore year.

## Answer to relevant Questions

In college basketball, a turnover is defined as losing possession of the basketball to the opposing team without scoring a basket. In theory, reducing the number of turnovers increases the likelihood of winning a game. The ...A call center for customer support records the time each customer requires for service and whether the call occurred during the week (Monday through Friday) or during the weekend (Saturday and Sunday). The results are shown ...Braun Research recently surveyed U.S. adults about the number of cups of coffee they drink per day and per week. The percentages are as follows: Number of Cups Percentage Two or more cups a day ... 33 One cup a day ...A hotel claims that 90% of its customers are very satisfied with its service. Answer the following questions based on a random sample of eight customers: a. What is the probability that exactly seven customers are very ...Consider a Poisson probability distribution. Determine the probability of exactly four occurrences for the following conditions: a. l = 2.0 b. l = 3.0 c. l = 4.0 d. What conclusions can be made about how these ...Post your question